ポール・グレアムの"The Arc Challenge"というものがあるらしい。http://www.paulgraham.com/arcchallenge.htmlid:lionfan氏による日本語訳Write a program that causes the url said (e.g. http://localhost:port/said) to produce a page with an input field and a submit button. When the submit button is pressed, that should produce a second page with a single link saying "click here." When that is clicked it should lead to a third page that